dunno where those sites were, but here they are listed off of the spec sheet I got from my dealer....
1 - 3.636
2 - 2.375
3 - 1.761
4 - 1.346
5 - 0.971
6 - 0.756
STi Specs
http://vocuspr.vocus.com/vocuspr30/publish/vcsPRAsset_82_47071_{815ACD94-C35F-4DE1-A387-EF33041A1DE7}_WRX_STi_Specs_2003_rev.pdf
WRX Specs
http://vocuspr.vocus.com/vocuspr30/publish/vcsPRAsset_82_10228_{ABABA343-937E-47DC-B2AF-C1298F2EFEE1}_ImprezaWRX_Specs_2003.pdf
Ya know....looking at those, you are comparing .756 to .738. Guess the USDM gearing isn't quite as extreme as the JDM gearing. [/url]